21492492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{773}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 57560832

約数和(自身を除く): 36068340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 331, 662, 773, 993, 1324, 1546, 1986, 2317, 2319, 3092, 3972, 4634, 4638, 5411, 6951, 9268, 9276, 10822, 13902, 16233, 21644, 27804, 32466, 64932, 255863, 511726, 767589, 1023452, 1535178, 1791041, 3070356, 3582082, 5373123, 7164164, 10746246, 21492492]

約数ペア:

[(1, 21492492), (2, 10746246), (3, 7164164), (4, 5373123), (6, 3582082), (7, 3070356), (12, 1791041), (14, 1535178), (21, 1023452), (28, 767589), (42, 511726), (84, 255863), (331, 64932), (662, 32466), (773, 27804), (993, 21644), (1324, 16233), (1546, 13902), (1986, 10822), (2317, 9276), (2319, 9268), (3092, 6951), (3972, 5411), (4634, 4638)]